rtl8723cs/os_dep/linux/mlme_linux.c

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2017-01-30 21:28:09 +01:00
/******************************************************************************
*
* Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
*
*
******************************************************************************/
#define _MLME_OSDEP_C_
#include <drv_types.h>
#ifdef RTK_DMP_PLATFORM
void Linkup_workitem_callback(struct work_struct *work)
{
struct mlme_priv *pmlmepriv = container_of(work, struct mlme_priv, Linkup_workitem);
_adapter *padapter = container_of(pmlmepriv, _adapter, mlmepriv);
_func_enter_;
RT_TRACE(_module_mlme_osdep_c_,_drv_info_,("+ Linkup_workitem_callback\n"));
#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,6,12))
kobject_uevent(&padapter->pnetdev->dev.kobj, KOBJ_LINKUP);
#else
kobject_hotplug(&padapter->pnetdev->class_dev.kobj, KOBJ_LINKUP);
#endif
_func_exit_;
}
void Linkdown_workitem_callback(struct work_struct *work)
{
struct mlme_priv *pmlmepriv = container_of(work, struct mlme_priv, Linkdown_workitem);
_adapter *padapter = container_of(pmlmepriv, _adapter, mlmepriv);
_func_enter_;
RT_TRACE(_module_mlme_osdep_c_,_drv_info_,("+ Linkdown_workitem_callback\n"));
#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,6,12))
kobject_uevent(&padapter->pnetdev->dev.kobj, KOBJ_LINKDOWN);
#else
kobject_hotplug(&padapter->pnetdev->class_dev.kobj, KOBJ_LINKDOWN);
#endif
_func_exit_;
}
#endif
/*
void sitesurvey_ctrl_handler(void *FunctionContext)
{
_adapter *adapter = (_adapter *)FunctionContext;
_sitesurvey_ctrl_handler(adapter);
_set_timer(&adapter->mlmepriv.sitesurveyctrl.sitesurvey_ctrl_timer, 3000);
}
*/
void rtw_join_timeout_handler (void *FunctionContext)
{
_adapter *adapter = (_adapter *)FunctionContext;
_rtw_join_timeout_handler(adapter);
}
void _rtw_scan_timeout_handler (void *FunctionContext)
{
_adapter *adapter = (_adapter *)FunctionContext;
rtw_scan_timeout_handler(adapter);
}
void _dynamic_check_timer_handlder (void *FunctionContext)
{
_adapter *adapter = (_adapter *)FunctionContext;
#if (MP_DRIVER == 1)
if (adapter->registrypriv.mp_mode == 1 && adapter->mppriv.mp_dm ==0) //for MP ODM dynamic Tx power tracking
{
//DBG_871X("_dynamic_check_timer_handlder mp_dm =0 return \n");
_set_timer(&adapter->mlmepriv.dynamic_chk_timer, 2000);
return;
}
#endif
#ifdef CONFIG_CONCURRENT_MODE
if(adapter->pbuddy_adapter)
rtw_dynamic_check_timer_handlder(adapter->pbuddy_adapter);
#endif //CONFIG_CONCURRENT_MODE
rtw_dynamic_check_timer_handlder(adapter);
_set_timer(&adapter->mlmepriv.dynamic_chk_timer, 2000);
}
#ifdef CONFIG_SET_SCAN_DENY_TIMER
void _rtw_set_scan_deny_timer_hdl(void *FunctionContext)
{
_adapter *adapter = (_adapter *)FunctionContext;
rtw_set_scan_deny_timer_hdl(adapter);
}
#endif
void rtw_init_mlme_timer(_adapter *padapter)
{
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
_init_timer(&(pmlmepriv->assoc_timer), padapter->pnetdev, rtw_join_timeout_handler, padapter);
//_init_timer(&(pmlmepriv->sitesurveyctrl.sitesurvey_ctrl_timer), padapter->pnetdev, sitesurvey_ctrl_handler, padapter);
_init_timer(&(pmlmepriv->scan_to_timer), padapter->pnetdev, _rtw_scan_timeout_handler, padapter);
#ifdef CONFIG_DFS_MASTER
_init_timer(&(pmlmepriv->dfs_master_timer), padapter->pnetdev, rtw_dfs_master_timer_hdl, padapter);
#endif
_init_timer(&(pmlmepriv->dynamic_chk_timer), padapter->pnetdev, _dynamic_check_timer_handlder, padapter);
#ifdef CONFIG_SET_SCAN_DENY_TIMER
_init_timer(&(pmlmepriv->set_scan_deny_timer), padapter->pnetdev, _rtw_set_scan_deny_timer_hdl, padapter);
#endif
#ifdef RTK_DMP_PLATFORM
_init_workitem(&(pmlmepriv->Linkup_workitem), Linkup_workitem_callback, padapter);
_init_workitem(&(pmlmepriv->Linkdown_workitem), Linkdown_workitem_callback, padapter);
#endif
}
extern void rtw_indicate_wx_assoc_event(_adapter *padapter);
extern void rtw_indicate_wx_disassoc_event(_adapter *padapter);
void rtw_os_indicate_connect(_adapter *adapter)
{
struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
_func_enter_;
#ifdef CONFIG_IOCTL_CFG80211
if ( (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE)==_TRUE ) ||
(check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)==_TRUE ) )
{
rtw_cfg80211_ibss_indicate_connect(adapter);
}
else
rtw_cfg80211_indicate_connect(adapter);
#endif //CONFIG_IOCTL_CFG80211
rtw_indicate_wx_assoc_event(adapter);
netif_carrier_on(adapter->pnetdev);
if(adapter->pid[2] !=0)
rtw_signal_process(adapter->pid[2], SIGALRM);
#ifdef RTK_DMP_PLATFORM
_set_workitem(&adapter->mlmepriv.Linkup_workitem);
#endif
_func_exit_;
}
extern void indicate_wx_scan_complete_event(_adapter *padapter);
void rtw_os_indicate_scan_done( _adapter *padapter, bool aborted)
{
#ifdef CONFIG_IOCTL_CFG80211
rtw_cfg80211_indicate_scan_done(padapter, aborted);
#endif
indicate_wx_scan_complete_event(padapter);
}
static RT_PMKID_LIST backupPMKIDList[ NUM_PMKID_CACHE ];
void rtw_reset_securitypriv( _adapter *adapter )
{
u8 backupPMKIDIndex = 0;
u8 backupTKIPCountermeasure = 0x00;
u32 backupTKIPcountermeasure_time = 0;
// add for CONFIG_IEEE80211W, none 11w also can use
_irqL irqL;
struct mlme_ext_priv *pmlmeext = &adapter->mlmeextpriv;
_enter_critical_bh(&adapter->security_key_mutex, &irqL);
if(adapter->securitypriv.dot11AuthAlgrthm == dot11AuthAlgrthm_8021X)//802.1x
{
// Added by Albert 2009/02/18
// We have to backup the PMK information for WiFi PMK Caching test item.
//
// Backup the btkip_countermeasure information.
// When the countermeasure is trigger, the driver have to disconnect with AP for 60 seconds.
_rtw_memset( &backupPMKIDList[ 0 ], 0x00, sizeof( RT_PMKID_LIST ) * NUM_PMKID_CACHE );
_rtw_memcpy( &backupPMKIDList[ 0 ], &adapter->securitypriv.PMKIDList[ 0 ], sizeof( RT_PMKID_LIST ) * NUM_PMKID_CACHE );
backupPMKIDIndex = adapter->securitypriv.PMKIDIndex;
backupTKIPCountermeasure = adapter->securitypriv.btkip_countermeasure;
backupTKIPcountermeasure_time = adapter->securitypriv.btkip_countermeasure_time;
#ifdef CONFIG_IEEE80211W
//reset RX BIP packet number
pmlmeext->mgnt_80211w_IPN_rx = 0;
#endif //CONFIG_IEEE80211W
_rtw_memset((unsigned char *)&adapter->securitypriv, 0, sizeof (struct security_priv));
//_init_timer(&(adapter->securitypriv.tkip_timer),adapter->pnetdev, rtw_use_tkipkey_handler, adapter);
// Added by Albert 2009/02/18
// Restore the PMK information to securitypriv structure for the following connection.
_rtw_memcpy( &adapter->securitypriv.PMKIDList[ 0 ], &backupPMKIDList[ 0 ], sizeof( RT_PMKID_LIST ) * NUM_PMKID_CACHE );
adapter->securitypriv.PMKIDIndex = backupPMKIDIndex;
adapter->securitypriv.btkip_countermeasure = backupTKIPCountermeasure;
adapter->securitypriv.btkip_countermeasure_time = backupTKIPcountermeasure_time;
adapter->securitypriv.ndisauthtype = Ndis802_11AuthModeOpen;
adapter->securitypriv.ndisencryptstatus = Ndis802_11WEPDisabled;
}
else //reset values in securitypriv
{
//if(adapter->mlmepriv.fw_state & WIFI_STATION_STATE)
//{
struct security_priv *psec_priv=&adapter->securitypriv;
psec_priv->dot11AuthAlgrthm =dot11AuthAlgrthm_Open; //open system
psec_priv->dot11PrivacyAlgrthm = _NO_PRIVACY_;
psec_priv->dot11PrivacyKeyIndex = 0;
psec_priv->dot118021XGrpPrivacy = _NO_PRIVACY_;
psec_priv->dot118021XGrpKeyid = 1;
psec_priv->ndisauthtype = Ndis802_11AuthModeOpen;
psec_priv->ndisencryptstatus = Ndis802_11WEPDisabled;
//}
}
// add for CONFIG_IEEE80211W, none 11w also can use
_exit_critical_bh(&adapter->security_key_mutex, &irqL);
DBG_871X(FUNC_ADPT_FMT" - End to Disconnect\n", FUNC_ADPT_ARG(adapter));
}
void rtw_os_indicate_disconnect( _adapter *adapter )
{
//RT_PMKID_LIST backupPMKIDList[ NUM_PMKID_CACHE ];
_func_enter_;
netif_carrier_off(adapter->pnetdev); // Do it first for tx broadcast pkt after disconnection issue!
#ifdef CONFIG_IOCTL_CFG80211
rtw_cfg80211_indicate_disconnect(adapter);
#endif //CONFIG_IOCTL_CFG80211
rtw_indicate_wx_disassoc_event(adapter);
#ifdef RTK_DMP_PLATFORM
_set_workitem(&adapter->mlmepriv.Linkdown_workitem);
#endif
//modify for CONFIG_IEEE80211W, none 11w also can use the same command
rtw_reset_securitypriv_cmd(adapter);
_func_exit_;
}
void rtw_report_sec_ie(_adapter *adapter,u8 authmode,u8 *sec_ie)
{
uint len;
u8 *buff,*p,i;
union iwreq_data wrqu;
_func_enter_;
RT_TRACE(_module_mlme_osdep_c_,_drv_info_,("+rtw_report_sec_ie, authmode=%d\n", authmode));
buff = NULL;
if(authmode==_WPA_IE_ID_)
{
RT_TRACE(_module_mlme_osdep_c_,_drv_info_,("rtw_report_sec_ie, authmode=%d\n", authmode));
buff = rtw_zmalloc(IW_CUSTOM_MAX);
if (NULL == buff) {
DBG_871X(FUNC_ADPT_FMT ": alloc memory FAIL!!\n",
FUNC_ADPT_ARG(adapter));
return;
}
p = buff;
p+=sprintf(p,"ASSOCINFO(ReqIEs=");
len = sec_ie[1]+2;
len = (len < IW_CUSTOM_MAX) ? len:IW_CUSTOM_MAX;
for(i=0;i<len;i++){
p+=sprintf(p,"%02x",sec_ie[i]);
}
p+=sprintf(p,")");
_rtw_memset(&wrqu,0,sizeof(wrqu));
wrqu.data.length=p-buff;
wrqu.data.length = (wrqu.data.length<IW_CUSTOM_MAX) ? wrqu.data.length:IW_CUSTOM_MAX;
#ifndef CONFIG_IOCTL_CFG80211
wireless_send_event(adapter->pnetdev,IWEVCUSTOM,&wrqu,buff);
#endif
rtw_mfree(buff, IW_CUSTOM_MAX);
}
exit:
_func_exit_;
}
void _survey_timer_hdl (void *FunctionContext)
{
_adapter *padapter = (_adapter *)FunctionContext;
survey_timer_hdl(padapter);
}
void _link_timer_hdl (void *FunctionContext)
{
_adapter *padapter = (_adapter *)FunctionContext;
link_timer_hdl(padapter);
}
void _addba_timer_hdl(void *FunctionContext)
{
struct sta_info *psta = (struct sta_info *)FunctionContext;
addba_timer_hdl(psta);
}
#ifdef CONFIG_IEEE80211W
void _sa_query_timer_hdl (void *FunctionContext)
{
struct sta_info *psta = (struct sta_info *)FunctionContext;
sa_query_timer_hdl(psta);
}
void init_dot11w_expire_timer(_adapter *padapter, struct sta_info *psta)
{
_init_timer(&psta->dot11w_expire_timer, padapter->pnetdev, _sa_query_timer_hdl, psta);
}
#endif //CONFIG_IEEE80211W
void init_addba_retry_timer(_adapter *padapter, struct sta_info *psta)
{
_init_timer(&psta->addba_retry_timer, padapter->pnetdev, _addba_timer_hdl, psta);
}
/*
void _reauth_timer_hdl(void *FunctionContext)
{
_adapter *padapter = (_adapter *)FunctionContext;
reauth_timer_hdl(padapter);
}
void _reassoc_timer_hdl(void *FunctionContext)
{
_adapter *padapter = (_adapter *)FunctionContext;
reassoc_timer_hdl(padapter);
}
*/
void init_mlme_ext_timer(_adapter *padapter)
{
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
_init_timer(&pmlmeext->survey_timer, padapter->pnetdev, _survey_timer_hdl, padapter);
_init_timer(&pmlmeext->link_timer, padapter->pnetdev, _link_timer_hdl, padapter);
//_init_timer(&pmlmeext->ADDBA_timer, padapter->pnetdev, _addba_timer_hdl, padapter);
//_init_timer(&pmlmeext->reauth_timer, padapter->pnetdev, _reauth_timer_hdl, padapter);
//_init_timer(&pmlmeext->reassoc_timer, padapter->pnetdev, _reassoc_timer_hdl, padapter);
}
#ifdef CONFIG_AP_MODE
void rtw_indicate_sta_assoc_event(_adapter *padapter, struct sta_info *psta)
{
union iwreq_data wrqu;
struct sta_priv *pstapriv = &padapter->stapriv;
if(psta==NULL)
return;
if(psta->aid > NUM_STA)
return;
if(pstapriv->sta_aid[psta->aid - 1] != psta)
return;
wrqu.addr.sa_family = ARPHRD_ETHER;
_rtw_memcpy(wrqu.addr.sa_data, psta->hwaddr, ETH_ALEN);
DBG_871X("+rtw_indicate_sta_assoc_event\n");
#ifndef CONFIG_IOCTL_CFG80211
wireless_send_event(padapter->pnetdev, IWEVREGISTERED, &wrqu, NULL);
#endif
}
void rtw_indicate_sta_disassoc_event(_adapter *padapter, struct sta_info *psta)
{
union iwreq_data wrqu;
struct sta_priv *pstapriv = &padapter->stapriv;
if(psta==NULL)
return;
if(psta->aid > NUM_STA)
return;
if(pstapriv->sta_aid[psta->aid - 1] != psta)
return;
wrqu.addr.sa_family = ARPHRD_ETHER;
_rtw_memcpy(wrqu.addr.sa_data, psta->hwaddr, ETH_ALEN);
DBG_871X("+rtw_indicate_sta_disassoc_event\n");
#ifndef CONFIG_IOCTL_CFG80211
wireless_send_event(padapter->pnetdev, IWEVEXPIRED, &wrqu, NULL);
#endif
}
#ifdef CONFIG_HOSTAPD_MLME
static int mgnt_xmit_entry(struct sk_buff *skb, struct net_device *pnetdev)
{
struct hostapd_priv *phostapdpriv = rtw_netdev_priv(pnetdev);
_adapter *padapter = (_adapter *)phostapdpriv->padapter;
//DBG_871X("%s\n", __FUNCTION__);
return rtw_hal_hostap_mgnt_xmit_entry(padapter, skb);
}
static int mgnt_netdev_open(struct net_device *pnetdev)
{
struct hostapd_priv *phostapdpriv = rtw_netdev_priv(pnetdev);
DBG_871X("mgnt_netdev_open: MAC Address:" MAC_FMT "\n", MAC_ARG(pnetdev->dev_addr));
init_usb_anchor(&phostapdpriv->anchored);
rtw_netif_wake_queue(pnetdev);
netif_carrier_on(pnetdev);
//rtw_write16(phostapdpriv->padapter, 0x0116, 0x0100);//only excluding beacon
return 0;
}
static int mgnt_netdev_close(struct net_device *pnetdev)
{
struct hostapd_priv *phostapdpriv = rtw_netdev_priv(pnetdev);
DBG_871X("%s\n", __FUNCTION__);
usb_kill_anchored_urbs(&phostapdpriv->anchored);
netif_carrier_off(pnetdev);
rtw_netif_stop_queue(pnetdev);
//rtw_write16(phostapdpriv->padapter, 0x0116, 0x3f3f);
return 0;
}
#if (LINUX_VERSION_CODE>=KERNEL_VERSION(2,6,29))
static const struct net_device_ops rtl871x_mgnt_netdev_ops = {
.ndo_open = mgnt_netdev_open,
.ndo_stop = mgnt_netdev_close,
.ndo_start_xmit = mgnt_xmit_entry,
//.ndo_set_mac_address = r871x_net_set_mac_address,
//.ndo_get_stats = r871x_net_get_stats,
//.ndo_do_ioctl = r871x_mp_ioctl,
};
#endif
int hostapd_mode_init(_adapter *padapter)
{
unsigned char mac[ETH_ALEN];
struct hostapd_priv *phostapdpriv;
struct net_device *pnetdev;
pnetdev = rtw_alloc_etherdev(sizeof(struct hostapd_priv));
if (!pnetdev)
return -ENOMEM;
//SET_MODULE_OWNER(pnetdev);
ether_setup(pnetdev);
//pnetdev->type = ARPHRD_IEEE80211;
phostapdpriv = rtw_netdev_priv(pnetdev);
phostapdpriv->pmgnt_netdev = pnetdev;
phostapdpriv->padapter= padapter;
padapter->phostapdpriv = phostapdpriv;
//pnetdev->init = NULL;
#if (LINUX_VERSION_CODE>=KERNEL_VERSION(2,6,29))
DBG_871X("register rtl871x_mgnt_netdev_ops to netdev_ops\n");
pnetdev->netdev_ops = &rtl871x_mgnt_netdev_ops;
#else
pnetdev->open = mgnt_netdev_open;
pnetdev->stop = mgnt_netdev_close;
pnetdev->hard_start_xmit = mgnt_xmit_entry;
//pnetdev->set_mac_address = r871x_net_set_mac_address;
//pnetdev->get_stats = r871x_net_get_stats;
//pnetdev->do_ioctl = r871x_mp_ioctl;
#endif
pnetdev->watchdog_timeo = HZ; /* 1 second timeout */
//pnetdev->wireless_handlers = NULL;
#ifdef CONFIG_TCP_CSUM_OFFLOAD_TX
pnetdev->features |= NETIF_F_IP_CSUM;
#endif
if(dev_alloc_name(pnetdev,"mgnt.wlan%d") < 0)
{
DBG_871X("hostapd_mode_init(): dev_alloc_name, fail! \n");
}
//SET_NETDEV_DEV(pnetdev, pintfpriv->udev);
mac[0]=0x00;
mac[1]=0xe0;
mac[2]=0x4c;
mac[3]=0x87;
mac[4]=0x11;
mac[5]=0x12;
_rtw_memcpy(pnetdev->dev_addr, mac, ETH_ALEN);
netif_carrier_off(pnetdev);
/* Tell the network stack we exist */
if (register_netdev(pnetdev) != 0)
{
DBG_871X("hostapd_mode_init(): register_netdev fail!\n");
if(pnetdev)
{
rtw_free_netdev(pnetdev);
}
}
return 0;
}
void hostapd_mode_unload(_adapter *padapter)
{
struct hostapd_priv *phostapdpriv = padapter->phostapdpriv;
struct net_device *pnetdev = phostapdpriv->pmgnt_netdev;
unregister_netdev(pnetdev);
rtw_free_netdev(pnetdev);
}
#endif
#endif